- Check the native resolution of your source device, and ensure that it is set to match the native resolution of your TV.
 - If you are using a streaming device, increase the streaming quality and cache settings.
 - Make sure the HDMI cable you are using is High Speed HDMI certified.
 - If possible, move your router closer to the TV.
 - Make sure the appropriate picture and sound settings are selected on the TV.
 
